The M4E1 complete lower receiver serves as an ideal foundation for a custom AR-15 build. This assembly includes the M4E1 lower receiver equipped with an A2 grip. Purchasing the complete lower offers cost savings and ensures professional installation by our specialists.

The M4E1 complete lower receiver is engineered for bespoke AR-15 configurations and incorporates an A2 grip along with a mil-spec lower parts kit
The lower receiver is supplied without a stock, enabling the purchaser to reduce costs and independently choose a preferred stock option
The product is characterized by a Kodiak Brown anodized finish, providing a distinctive appearance that sets it apart from conventional black anodizing or cerakote finishes

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Shipping Restrictions

It is the customer’s responsibility for understanding state laws regarding all purchases made. For a comprehensive list of all Shipping Restrictions, please refer to our Shipping Restrictions By State Page found Here.

All NFA Rules Apply

These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.

Magazines will be removed from firearms when shipping to states with magazine capacity restrictions.

Must be 21 or older to purchase.

WARNING: Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).